{
   "epochs": [ {
      "calculation_time": "13366353490968225",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367019024979637",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "A4FC2337E61689C73C402E6E338D604BBCC12D030C2A150FFD7F0E1133044E95",
   "next_scheduled_calculation_time": "13367623824980756"
}
